GB9521106D0 - Bistable nematic liquid crystal device - Google Patents

Bistable nematic liquid crystal device

Info

Publication number
GB9521106D0
GB9521106D0 GBGB9521106.6A GB9521106A GB9521106D0 GB 9521106 D0 GB9521106 D0 GB 9521106D0 GB 9521106 A GB9521106 A GB 9521106A GB 9521106 D0 GB9521106 D0 GB 9521106D0
Authority
GB
United Kingdom
Prior art keywords
cell
alignment
liquid crystal
crystal device
nematic liquid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
GBGB9521106.6A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SECR DEFENCE
UK Secretary of State for Defence
Original Assignee
SECR DEFENCE
UK Secretary of State for Defence
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SECR DEFENCE, UK Secretary of State for Defence filed Critical SECR DEFENCE
Priority to GBGB9521106.6A priority Critical patent/GB9521106D0/en
Publication of GB9521106D0 publication Critical patent/GB9521106D0/en
Priority to DE69612295T priority patent/DE69612295T2/de
Priority to CN2006101001721A priority patent/CN1928684B/zh
Priority to AT96932739T priority patent/ATE200154T1/de
Priority to HK99100410.4A priority patent/HK1015469B/xx
Priority to EP96932739A priority patent/EP0856164B1/en
Priority to JP51558197A priority patent/JP3596897B2/ja
Priority to US09/043,788 priority patent/US6249332B1/en
Priority to ES96932739T priority patent/ES2155205T3/es
Priority to PCT/GB1996/002463 priority patent/WO1997014990A1/en
Priority to CNB2004100304681A priority patent/CN1303464C/zh
Priority to GB9802806A priority patent/GB2318422B/en
Priority to KR10-1998-0702760A priority patent/KR100352052B1/ko
Priority to CNB961976489A priority patent/CN1149436C/zh
Priority to MYPI96004294A priority patent/MY120509A/en
Priority to US09/740,260 priority patent/US6456348B2/en
Priority to US10/212,141 priority patent/US6714273B2/en
Priority to US10/775,342 priority patent/US7280175B2/en
Priority to HK05102086.6A priority patent/HK1069640B/xx
Priority to HK07107600.0A priority patent/HK1103452B/xx
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/13378—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/139—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/139—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
    • G02F1/1391—Bistable or multi-stable liquid crystal cells
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/133765—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers without a surface treatment
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/139—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
    • G02F1/1392—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent using a field-induced sign-reversal of the dielectric anisotropy
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/139—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
    • G02F1/1396—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
GBGB9521106.6A 1995-10-16 1995-10-16 Bistable nematic liquid crystal device Pending GB9521106D0 (en)

Priority Applications (20)

Application Number Priority Date Filing Date Title
GBGB9521106.6A GB9521106D0 (en) 1995-10-16 1995-10-16 Bistable nematic liquid crystal device
CNB961976489A CN1149436C (zh) 1995-10-16 1996-10-09 双稳向列相液晶装置
ES96932739T ES2155205T3 (es) 1995-10-16 1996-10-09 Dispositivo de cristal liquido nematico biestable.
CNB2004100304681A CN1303464C (zh) 1995-10-16 1996-10-09 双稳向列相液晶装置
AT96932739T ATE200154T1 (de) 1995-10-16 1996-10-09 Bistabile nematische fluessigkristallvorrichtung
HK99100410.4A HK1015469B (en) 1995-10-16 1996-10-09 Bistable nematic liquid crystal device
EP96932739A EP0856164B1 (en) 1995-10-16 1996-10-09 Bistable nematic liquid crystal device
JP51558197A JP3596897B2 (ja) 1995-10-16 1996-10-09 双安定ネマティック液晶デバイス
US09/043,788 US6249332B1 (en) 1995-10-16 1996-10-09 Bistable nematic liquid crystal device
DE69612295T DE69612295T2 (de) 1995-10-16 1996-10-09 Bistabile nematische Flüssigkristallvorrichtung
PCT/GB1996/002463 WO1997014990A1 (en) 1995-10-16 1996-10-09 Bistable nematic liquid crystal device
CN2006101001721A CN1928684B (zh) 1995-10-16 1996-10-09 双稳向列相液晶装置
GB9802806A GB2318422B (en) 1995-10-16 1996-10-09 Bistable nematic liquid crystal device
KR10-1998-0702760A KR100352052B1 (ko) 1995-10-16 1996-10-09 쌍안정네마틱액정장치
MYPI96004294A MY120509A (en) 1995-10-16 1996-10-16 Bistable nematic liquid crystal device.
US09/740,260 US6456348B2 (en) 1995-10-16 2000-12-20 Bistable nematic liquid crystal device
US10/212,141 US6714273B2 (en) 1995-10-16 2002-08-06 Bistable nematic liquid crystal device
US10/775,342 US7280175B2 (en) 1995-10-16 2004-02-11 Liquid crystal device exhibiting zernithal bistability and a cell wall for such a device
HK05102086.6A HK1069640B (en) 1995-10-16 2005-03-10 Bistable nematic liquid crystal device
HK07107600.0A HK1103452B (en) 1995-10-16 2005-03-10 Bistable nematic liquid crystal device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9521106.6A GB9521106D0 (en) 1995-10-16 1995-10-16 Bistable nematic liquid crystal device

Publications (1)

Publication Number Publication Date
GB9521106D0 true GB9521106D0 (en) 1995-12-20

Family

ID=10782334

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9521106.6A Pending GB9521106D0 (en) 1995-10-16 1995-10-16 Bistable nematic liquid crystal device
GB9802806A Expired - Fee Related GB2318422B (en) 1995-10-16 1996-10-09 Bistable nematic liquid crystal device

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9802806A Expired - Fee Related GB2318422B (en) 1995-10-16 1996-10-09 Bistable nematic liquid crystal device

Country Status (11)

Country Link
US (4) US6249332B1 (https=)
EP (1) EP0856164B1 (https=)
JP (1) JP3596897B2 (https=)
KR (1) KR100352052B1 (https=)
CN (3) CN1928684B (https=)
AT (1) ATE200154T1 (https=)
DE (1) DE69612295T2 (https=)
ES (1) ES2155205T3 (https=)
GB (2) GB9521106D0 (https=)
MY (1) MY120509A (https=)
WO (1) WO1997014990A1 (https=)

Families Citing this family (72)

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JP3596897B2 (ja) 2004-12-02
CN1928684B (zh) 2010-12-22
KR19990064269A (ko) 1999-07-26
GB2318422A (en) 1998-04-22
US6249332B1 (en) 2001-06-19
JPH11513809A (ja) 1999-11-24
ATE200154T1 (de) 2001-04-15
US7280175B2 (en) 2007-10-09
DE69612295D1 (de) 2001-05-03
WO1997014990A1 (en) 1997-04-24
US6456348B2 (en) 2002-09-24
CN1928684A (zh) 2007-03-14
CN1529203A (zh) 2004-09-15
CN1149436C (zh) 2004-05-12
US20050062919A1 (en) 2005-03-24
MY120509A (en) 2005-11-30
CN1200180A (zh) 1998-11-25
HK1069640A1 (en) 2005-05-27
US6714273B2 (en) 2004-03-30
DE69612295T2 (de) 2001-08-23
ES2155205T3 (es) 2001-05-01
EP0856164A1 (en) 1998-08-05
GB2318422B (en) 1999-07-21
HK1103452A1 (en) 2007-12-21
KR100352052B1 (ko) 2003-04-10
GB9802806D0 (en) 1998-04-08
CN1303464C (zh) 2007-03-07
US20010028426A1 (en) 2001-10-11
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US20030063246A1 (en) 2003-04-03
EP0856164B1 (en) 2001-03-28

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